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* [PATCH nf] netfilter: conntrack: init all_locks to avoid debug warning
@ 2016-04-23 23:17 Florian Westphal
  2016-04-29  9:23 ` Pablo Neira Ayuso
  0 siblings, 1 reply; 4+ messages in thread
From: Florian Westphal @ 2016-04-23 23:17 UTC (permalink / raw)
  To: netfilter-devel; +Cc: Florian Westphal

Else we get 'BUG: spinlock bad magic on CPU#' on resize when
spin lock debugging is enabled.

Signed-off-by: Florian Westphal <fw@strlen.de>
---
 net/netfilter/nf_conntrack_core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index afde5f5..2bbb962 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -1659,6 +1659,8 @@ int nf_conntrack_init_start(void)
 	for (i = 0; i < CONNTRACK_LOCKS; i++)
 		spin_lock_init(&nf_conntrack_locks[i]);
 
+	spin_lock_init(&nf_conntrack_locks_all_lock);
+
 	if (!nf_conntrack_htable_size) {
 		/* Idea from tcp.c: use 1/16384 of memory.
 		 * On i386: 32MB machine has 512 buckets.
-- 
2.7.3


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH nf] netfilter: conntrack: init all_locks to avoid debug warning
  2016-04-23 23:17 [PATCH nf] netfilter: conntrack: init all_locks to avoid debug warning Florian Westphal
@ 2016-04-29  9:23 ` Pablo Neira Ayuso
  2016-04-29  9:27   ` Pablo Neira Ayuso
  0 siblings, 1 reply; 4+ messages in thread
From: Pablo Neira Ayuso @ 2016-04-29  9:23 UTC (permalink / raw)
  To: Florian Westphal; +Cc: netfilter-devel

On Sun, Apr 24, 2016 at 01:17:14AM +0200, Florian Westphal wrote:
> Else we get 'BUG: spinlock bad magic on CPU#' on resize when
> spin lock debugging is enabled.

Applied, thanks Florian.

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH nf] netfilter: conntrack: init all_locks to avoid debug warning
  2016-04-29  9:23 ` Pablo Neira Ayuso
@ 2016-04-29  9:27   ` Pablo Neira Ayuso
  2016-04-29  9:31     ` Florian Westphal
  0 siblings, 1 reply; 4+ messages in thread
From: Pablo Neira Ayuso @ 2016-04-29  9:27 UTC (permalink / raw)
  To: Florian Westphal; +Cc: netfilter-devel

[-- Attachment #1: Type: text/plain, Size: 295 bytes --]

On Fri, Apr 29, 2016 at 11:23:07AM +0200, Pablo Neira Ayuso wrote:
> On Sun, Apr 24, 2016 at 01:17:14AM +0200, Florian Westphal wrote:
> > Else we get 'BUG: spinlock bad magic on CPU#' on resize when
> > spin lock debugging is enabled.
> 
> Applied, thanks Florian.

Wait, probably better this?

[-- Attachment #2: x.patch --]
[-- Type: text/x-diff, Size: 1025 bytes --]

commit 70d72b7e060e0a16b9ded9d0fbd3dff109743de3
Author: Florian Westphal <fw@strlen.de>
Date:   Sun Apr 24 01:17:14 2016 +0200

    netfilter: conntrack: init all_locks to avoid debug warning
    
    Else we get 'BUG: spinlock bad magic on CPU#' on resize when
    spin lock debugging is enabled.
    
    Signed-off-by: Florian Westphal <fw@strlen.de>
    Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index afde5f5..895d11d 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -66,7 +66,7 @@ EXPORT_SYMBOL_GPL(nf_conntrack_locks);
 __cacheline_aligned_in_smp DEFINE_SPINLOCK(nf_conntrack_expect_lock);
 EXPORT_SYMBOL_GPL(nf_conntrack_expect_lock);
 
-static __read_mostly spinlock_t nf_conntrack_locks_all_lock;
+static __read_mostly DEFINE_SPINLOCK(nf_conntrack_locks_all_lock);
 static __read_mostly bool nf_conntrack_locks_all;
 
 void nf_conntrack_lock(spinlock_t *lock) __acquires(lock)

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH nf] netfilter: conntrack: init all_locks to avoid debug warning
  2016-04-29  9:27   ` Pablo Neira Ayuso
@ 2016-04-29  9:31     ` Florian Westphal
  0 siblings, 0 replies; 4+ messages in thread
From: Florian Westphal @ 2016-04-29  9:31 UTC (permalink / raw)
  To: Pablo Neira Ayuso; +Cc: Florian Westphal, netfilter-devel

Pablo Neira Ayuso <pablo@netfilter.org> wrote:
> On Fri, Apr 29, 2016 at 11:23:07AM +0200, Pablo Neira Ayuso wrote:
> > On Sun, Apr 24, 2016 at 01:17:14AM +0200, Florian Westphal wrote:
> > > Else we get 'BUG: spinlock bad magic on CPU#' on resize when
> > > spin lock debugging is enabled.
> > 
> > Applied, thanks Florian.
> 
> Wait, probably better this?

I have no preference, either patch works for me.

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2016-04-29  9:31 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2016-04-23 23:17 [PATCH nf] netfilter: conntrack: init all_locks to avoid debug warning Florian Westphal
2016-04-29  9:23 ` Pablo Neira Ayuso
2016-04-29  9:27   ` Pablo Neira Ayuso
2016-04-29  9:31     ` Florian Westphal

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